1.LED double lamp beads,brightness uniformity,up to 20,000 hours,no need to change the light source2.Hose design,can adjust the light direction,can also diy lighting design3.Touch-control design,a switch,3 modes(sleep mode,reading mode,operating mode),touch is extremely sensitive,convenient,according to your different environments,adjust the lamp brightness for different needs easily4.Multi-functional power supply:built-saving solar panels,with connector adapters,100-240V power supply,power cord length:1.5 m5.Black streamlined design,simple and elegant,abandon gaudy and harassment,bring a very comfortable living environment fashion sensefor home,office,and learningFlamp LED lamps use low-voltage DC power supply,and there is no stroboscopic effect,eliminating the traditional visual harm caused by strobe light Note:LED lamp beads are soldered to the circuit board,non-replaceableMyopia Prevention Tips:1,exercise,enhance constitution 2,attention to nutrition,don't pick food3,improve lighting,correct posture 4,control watching television and using computers 5,often long-term perspective,doing eye exercises